174225445 has 4 divisors (see below), whose sum is σ = 209070540. Its totient is φ = 139380352.

The previous prime is 174225439. The next prime is 174225449. The reversal of 174225445 is 544522471.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 29095236 + 145130209 = 5394^2 + 12047^2 .

It is a cyclic number.

It is not a de Polignac number, because 174225445 - 2⁵ = 174225413 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 174225445.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (174225449) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17422540 + ... + 17422549.

It is an arithmetic number, because the mean of its divisors is an integer number (52267635).

Almost surely, 2^174225445 is an apocalyptic number.

It is an amenable number.

174225445 is a deficient number, since it is larger than the sum of its proper divisors (34845095).

174225445 is an equidigital number, since it uses as much as digits as its factorization.

174225445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34845094.

The product of its digits is 44800, while the sum is 34.

The square root of 174225445 is about 13199.4486627283. The cubic root of 174225445 is about 558.5180256785.

The spelling of 174225445 in words is "one hundred seventy-four million, two hundred twenty-five thousand, four hundred forty-five".